朗道-利夫希茨-吉尔伯特方程
随机微分方程
数学
旋转
铁磁性
偏微分方程
布洛赫方程
福克-普朗克方程
各向异性
维纳过程
数学分析
随机偏微分方程
数学物理
物理
量子力学
凝聚态物理
磁化
磁场
作者
Soham Gokhale,Utpal Manna
摘要
The stochastic Landau–Lifshitz–Bloch equation describes the evolution of spins in ferromagnetic materials for temperatures both below and above the Curie temperature. We consider both exchange and anisotropy energy in dimensions 1 and 2. The equation is transformed into a non-linear partial differential equation with random coefficients, which has a pathwise unique solution. This solution depends continuously on the considered Wiener process. We transform back to the original equation to conclude that the solution to the original equation depends continuously on the Wiener process considered.
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